References: 

References

1. Joiner T. Why People Die by Suicide. Cambridge, MA: Harvard University Press; 2005.,
2. Joiner T. Myths About Suicide. Cambridge, MA: Harvard University Press; 2010.
3. Jamison KR. An Unquiet Mind. New York: Alfred A. Knopf; 1995.
4. Joiner TE, Pettit JW, Walker RL, et al. Perceived burdensomeness and suicidality: two studies on the suicide notes of those attempting and those completing suicide. J Soc Clin Psychol. 2002;21:531-545.
5. Cleckley H. The Mask of Sanity. St Louis: CV Mosby Co; 1941.
6. Van Orden KA, Witte TK, James LM, et al. Suicidal ideation in college students varies across semesters: the mediating role of belongingness. Suicide Life Threat Behav. 2008;38:427-435.